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Magnetar Financial’s Liberty Broadband Class C LBRDK Stock Holding History

Magnetar Financial’s Portfolio LBRDK Stock Details LBRDK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$36.4M Sell
723,751
-14,054
-2% -$709K 0.37% 33
2025
Q4 		$35.9M Buy
737,805
+6,463
+0.9% +$336K 0.35% 39
2025
Q3 		$46.5M Buy
731,342
+17,372
+2% +$1.21M 0.28% 24
2025
Q2 		$70.2M Buy
713,970
+9,526
+1% +$854K 0.34% 14
2025
Q1 		$59.9M Buy
704,444
+77,025
+12% +$6.19M 0.79% 14
2024
Q4 		$46.9M Buy
+627,419
New +$52.3M 1.08% 29
2024
Q2 		– Sell
-26,502
Closed -$1.52M – 575
2024
Q1 		$1.52M Buy
26,502
+4,519
+21% +$299K 0.03% 225
2023
Q4 		$1.77M Buy
+21,983
New +$1.85M 0.05% 213
2023
Q1 		– Sell
-2,975
Closed -$227K – 663
2022
Q4 		$227K Sell
2,975
-47,323
-94% -$3.85M ﹤0.01% 679
2022
Q3 		$3.71M Buy
+50,298
New +$5.35M 0.05% 415
2022
Q2 		– Sell
-31,446
Closed -$4.25M – 1757
2022
Q1 		$4.25M Buy
31,446
+29,081
+1,230% +$4.23M 0.05% 419
2021
Q4 		$381K Buy
2,365
+490
+26% +$80.6K ﹤0.01% 1020
2021
Q3 		$324K Buy
+1,875
New +$338K ﹤0.01% 994
2020
Q2 		– Sell
-1,900
Closed -$210K – 522
2020
Q1 		$210K Buy
+1,900
New +$236K 0.01% 395
2019
Q3 		– Sell
-2,061
Closed -$215K – 537
2019
Q2 		$215K Buy
+2,061
New +$203K ﹤0.01% 401
2018
Q3 		– Sell
-6,654
Closed -$504K – 614
2018
Q2 		$504K Buy
+6,654
New +$504K 0.01% 271
2018
Q1 		– Sell
-13,616
Closed -$1.16M – 696
2017
Q4 		$1.16M Buy
13,616
+11,150
+452% +$992K 0.02% 194
2017
Q3 		$235K Buy
+2,466
New +$237K ﹤0.01% 579
2017
Q2 		– Sell
-16,684
Closed -$1.44M – 890
2017
Q1 		$1.44M Buy
+16,684
New +$1.39M 0.02% 240
2016
Q4 		– Sell
-13,405
Closed -$958K – 220
2016
Q3 		$958K Buy
+13,405
New +$895K 0.01% 273
2015
Q1 		– Sell
-158,284
Closed -$7.88M – 231
2014
Q4 		$7.88M Buy
+158,284
New +$7.79M 0.13% 95

Other funds holding LBRDK

Eagle Capital Management (New York)
Eagle Capital Management (New York) New York $29.8B AUM 12.13% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
FPA
First Pacific Advisors El Segundo, California $7.14B AUM 21.51% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return
Harris Associates
Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
PCM
Pentwater Capital Management Naples, Florida $19.3B AUM 58.13% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

Magnetar Financial's LBRDK Position: Q1 2026 in Review

Magnetar Financial reduced its Liberty Broadband Class C (LBRDK) stake by 1.9% in Q1 2026, selling an estimated $709K and leaving 723,751 shares worth $36.4M. The position accounts for 0.37% of the portfolio, ranked #33.

Magnetar Financial first reported a position in LBRDK in Q4 2014 and has held it in 21 quarters since. The position peaked at $70.2M in Q2 2025. 382 funds tracked by Wall St. Rank hold LBRDK as of Q1 2026.

  • Magnetar Financial held 723,751 shares of Liberty Broadband Class C worth $36.4M as of Q1 2026.
  • Magnetar Financial sold 14,054 Liberty Broadband Class C shares in Q1 2026, an estimated $709K.
  • Liberty Broadband Class C made up 0.37% of Magnetar Financial's portfolio in Q1 2026, its #33 holding.
  • Magnetar Financial first reported a position in Liberty Broadband Class C in Q4 2014 and has held it in 21 quarters since.
  • Magnetar Financial's Liberty Broadband Class C position peaked at $70.2M in Q2 2025.
  • 382 funds tracked by Wall St. Rank held Liberty Broadband Class C as of Q1 2026.

Based on Magnetar Financial's 13F filing for Q1 2026, filed 13 May 2026.